Tnpsc and Upsc Notes Pdf
Pravin Babu R Soil in Tropical rainforest The soil in tropical rainforests is often thin and nutrient-poor, despite the lush vegetation above. This is due to a number of factors, including: Despite these challenges, tropical rainforests are able to support a wide variety of plant and animal life. This is due in part to the efficient nutrient cycle … Read more
There are two ways to calculate atomic mass: The formula for calculating the atomic mass of an element by averaging the masses of its isotopes is: where: For example, the atomic mass of carbon is calculated as follows: The atomic mass of an element is usually listed on the periodic table. How to find an … Read more
Petroleum Products Petroleum products are a broad category of products derived from crude oil. Crude oil is a fossil fuel formed from the remains of ancient marine plants and animals that lived millions of years ago. It is extracted from underground reservoirs and undergoes various refining processes to produce different petroleum products. Some common petroleum … Read more
Education and Health systems in Tamil Nadu Nestled in the southern part of India, Tamil Nadu stands as a testament to the vibrant confluence of tradition and progress. Renowned for its rich cultural heritage and economic dynamism, the state places a strong emphasis on education and healthcare, viewing them as integral pillars of social development. … Read more
Ratio and Proportion Ratio and proportion are mathematical concepts that are closely related. A ratio is a comparison of two or more quantities, while a proportion is an equation that states two ratios are equal. A ratio expresses the relationship between two or more numbers. It can be written in different forms, such as using … Read more
The atomic mass of an atom is the average mass of all the isotopes of that element, taking into account their relative abundance. It is usually expressed in atomic mass units (amu). The atomic mass considers the sum of the masses of protons, neutrons, and electrons in the atom. The atomic mass is crucial in … Read more
New Jersey is a state located in the Mid-Atlantic region of the United States. It is bordered by New York to the north and northeast, Pennsylvania to the west, and Delaware to the southwest. To the east, New Jersey is bordered by the Atlantic Ocean. Its capital is Trenton, and its largest city is Newark. … Read more
Highest Common Factor The highest common factor, also known as the greatest common divisor, is the largest positive integer that divides two or more numbers without leaving a remainder. It is commonly denoted as HCF or GCD. To find the highest common factor of two numbers, you can use various methods such as prime factorization, … Read more
Lowest Common Multiple The Lowest Common Multiple (LCM) is the smallest positive integer that is divisible by two or more numbers. To find the LCM of two or more numbers, you can follow these steps: For example, let’s find the LCM of 9 and 12: Step 1: Prime factors of 9 are 3 x 3 … Read more
Matter is anything that has mass and occupies space. It exists in various forms and can undergo physical and chemical changes. Here are the properties of matter based on physical and chemical characteristics: Physical properties of matter: Chemical properties of matter: